diff --git a/.gitattributes b/.gitattributes
index 679127d7..f091d24a 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -372,6 +372,7 @@ bureau/class/m_trash.php -text
 bureau/class/mime.php -text
 bureau/class/reset_stats_conf.php -text
 bureau/class/variables.php -text
+bureau/class/vm.class.php -text
 bureau/class/vm.php -text
 bureau/index.php -text
 bureau/locales/Makefile -text
diff --git a/bureau/class/vm.class.php b/bureau/class/vm.class.php
new file mode 100644
index 00000000..d7199233
--- /dev/null
+++ b/bureau/class/vm.class.php
@@ -0,0 +1,5 @@
+<?php
+interface vm {
+	public function start();
+	public function stop();
+}